CN109176382B

CN109176382B - Hoop binding pliers with cutting function

Info

Publication number: CN109176382B
Application number: CN201811282029.8A
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Cai Pan
Priority date: 2018-10-31
Filing date: 2018-10-31
Publication date: 2020-07-07
Anticipated expiration: 2038-10-31
Also published as: CN109176382A

Abstract

The invention relates to a hoop binding clamp with a cutting function, which comprises a first clamp body and a second clamp body, wherein a jackscrew platform is arranged in the middle of a first clamp mouth, two sides of the jackscrew platform are provided with wire placing grooves, the top end of the jackscrew platform is provided with a groove, and a ratchet wheel is arranged on the outer side of a first clamp cheek; a pawl is arranged on the second clamp body and matched with a ratchet wheel; according to the binding clamp with the cutting function, when a hose, a hard pipe joint and the like are bound tightly, the iron wire can be tightened by repeatedly pressing the clamp handle, so that the binding purpose is realized; after being fastened, the iron wires can be cut off through the upper knife edge and the lower knife edge on the pincer mouth, the operation is simple and smooth, the operation time is saved, the work flow is simplified, and the purposes of improving the work efficiency and the work quality of the binding operation are achieved.

Description

Hoop binding pliers with cutting function

Technical Field

The invention relates to the field of hardware tools, in particular to a hoop binding clamp with a cutting function.

Background

In the fields of construction, industry, agriculture and the like, it is often necessary to connect hoses and pipes or bundle slender articles and the like. When tying with an iron wire, an operator often ties with a tool such as a vise. When the binding operation is carried out, the iron wire is difficult to screw, the operation flow is complicated when the iron wire is screwed, the iron wire needs to be cut off by pliers after the binding operation is carried out, and the length of the remained iron wire head is not well controlled.

Disclosure of Invention

The invention provides a hoop binding clamp with a cutting function, aiming at overcoming the defects in the prior art.

The invention is realized by the following technical scheme:

a hoop binding clamp with a cutting function comprises a first clamp body and a second clamp body, wherein the first clamp body comprises a first clamp mouth and a first clamp cheek, the second clamp body comprises a second clamp mouth and a second clamp cheek, and the first clamp body is hinged with the second clamp body through the clamp cheeks;

a screw jacking table is arranged in the middle of the first plier mouth, screw placing grooves are formed in two sides of the screw jacking table, a groove is formed in the top end of the screw jacking table, a notch is formed in the screw jacking table, a lower knife edge is arranged at the bottom of the notch, two ends of the lower knife edge extend to two surfaces of the first plier mouth, and a knife edge of the lower knife edge is parallel to the assembly axis of the first plier body and the second plier body;

a knife platform is arranged on the second clamp mouth, an upper knife edge is arranged on the knife platform, and the knife edge of the upper knife edge is parallel to the assembly axes of the first clamp body and the second clamp body;

a ratchet wheel is arranged on the outer side of the first cheek, the ratchet wheel comprises a wheel disc, a shaft and a wire winding end, the shaft is fixed with the wheel disc, the wire winding end is respectively arranged at two ends of the shaft, and a clamping groove is formed in the wire winding end;

the shaft penetrates through a first through hole of the first pincer cheek and a second through hole of the second pincer cheek respectively, and the first pincer body, the second pincer body and the ratchet wheel are assembled together;

and a pawl is arranged on the second pliers body and matched with the ratchet wheel.

A guide post is arranged in a wire placing groove of the first pliers mouth and is positioned between the notch and the first pliers cheek.

And a limiting driving lever is arranged on the first plier handle close to the first plier cheek, and a limiting block is arranged on the limiting driving lever.

And the shaft is provided with a positioning groove matched with the split retainer ring.

And an installation platform is arranged at the joint of the second clamp handle and the second clamp cheek, and the thickness of the installation platform is equal to the sum of the thicknesses of the first clamp cheek and the second clamp cheek.

The thickness of rim plate includes the boss, the thickness of first pincers cheek, second pincers cheek, rim plate equals.

The rotation direction of the ratchet wheel is anticlockwise.

Compared with the prior art, the invention has the beneficial effects that: according to the binding clamp with the cutting function, when a hose, a hard pipe joint and the like are bound tightly, the iron wire can be tightened by repeatedly pressing the clamp handle, so that the binding purpose is realized; after being fastened, the iron wires can be cut off through the upper knife edge and the lower knife edge on the pincer mouth, the operation is simple and smooth, the operation time is saved, the work flow is simplified, and the purposes of improving the work efficiency and the work quality of the binding operation are achieved.

Drawings

FIG. 1 is a front view of the present invention, in which a limit deflector rod is in a closed state, and an upper blade and a lower blade can be engaged;

FIG. 2 is a front view of the present invention, wherein the limiting deflector rod is in an open state to limit the closing angle of the pincer nozzle, and the upper knife edge and the lower knife edge are in a non-occluded state;

FIG. 3 is an exploded view of the present invention;

FIG. 4 is a schematic structural view of a second body of the present invention;

FIG. 5 is a schematic structural diagram of a first caliper body according to the present invention;

FIG. 6 is a schematic view of the ratchet of the present invention;

FIG. 7 is a schematic view of the initial and final configurations of the binding band when the binding band is tightened according to the present invention;

fig. 8 is a schematic view of the mechanism of the binding preparation member.

In the figure:

1. a first caliper body; 101. a first plier handle; 1011. a mounting hole A; 102. a first plier mouth; 1021. a guide post; 1022. a screw jacking table; 1023. a groove; 1024. a wire placing groove; 1025. a lower knife edge; 1026. a notch; 103. a first cheek; 1031. a first through hole;

2. a second caliper body; 201. a second forceps handle; 2011. an installation table; 2012. a mounting hole B; 202. a second plier mouth; 2021. a tool post; 2022. an upper knife edge; 203. a second cheek; 2031. a second through hole;

3. a ratchet wheel; 301. a wheel disc; 302. a pawl; 303. a shaft; 304. positioning a groove; 305. winding the silk end; 306. a card slot; 307. a boss;

4. a limiting deflector rod; 401. a limiting block;

5. a spring;

6. binding a prepared part; 601. a terminal A; 602. a terminal B; 603. and (6) bending.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Gas pipe, pipe such as water pipe, when hard tubular connections such as hose and tubular metal resonator, in order to ensure the gas tightness and prevent that the joint pine from taking off, need utilize the clamp to tighten the joint, but make with the iron wire and tie up the clamp and tighten common operation mode. When a binding band is made of iron wire, as shown in fig. 8, the iron wire is made into a binding band preparation piece 6, the binding band preparation piece 6 includes a bending portion 603, an end a601, and an end B602, and the end a601 and the end B602 are disposed inside the bending portion 603. The binding preparation piece 6 is sleeved outside the hose, the iron wire rings are tightened by using tools such as pliers and the like, then the end A601 and the end B602 are turned over together to cross the bent part, the bent end A601 and the bent end B602 form a hook shape, the bent part 603 is hooked, the falling is prevented, and the hose is bound. Under the prior art condition, tighten up the iron wire, upset end is all accomplished through tools such as vice, and it is poor to have the effect of tightening up, and the end length of reserving is overlength or short, defects such as easy drop.

In order to solve the above problems, the present invention provides a strapping clamp with a cutting function, as shown in fig. 1 and fig. 2, the present invention includes a first clamp body 1 and a second clamp body 2, the first clamp body 1 includes a first clamp mouth 102 and a first clamp cheek 103, the second clamp body 2 includes a second clamp mouth 202 and a second clamp cheek 203, the first clamp cheek 103 is provided with a first through hole 1031, and the second clamp cheek 203 is provided with a second through hole 2031. Through the first through hole 1031 and the second through hole 2031, the first forceps body 1 and the second forceps body 1 are hinged through the forceps cheek, so that the forceps mouth is opened and closed along with the opening and closing of the forceps handles.

As shown in fig. 3 and 5, the first plier mouth 102 of the present invention is provided with a top thread table 1022 at the middle part, the top thread table 1022 is provided with thread placing grooves 1024 at both sides, the top end of the top thread table 1022 is provided with a groove 1023, when the groove 1023 of the top thread table 1022 is used to support the inner side of the bending part 603, the groove 1023 has the function of preventing the iron wire from slipping off the top thread table 1022 when the iron wire is tightened. A notch 1026 is arranged on the threading table 1022, a lower blade opening 1025 is arranged at the bottom of the notch 1026, two ends of the lower blade opening 1025 extend to two surfaces of the first plier mouth 102, the blade of the lower blade opening 1025 is parallel to the assembly axes of the first plier body 1 and the second plier body 2, and the iron wire arranged in the wire placing groove 1024 is positioned above the lower blade opening 1025.

As shown in fig. 3 and 4, the second plier mouth 202 of the invention is provided with a cutter platform 2021, the cutter platform 2021 is provided with an upper cutter 2022, and the blade of the upper cutter 2022 is parallel to the assembly axis of the first plier body 1 and the second plier body 2. When the cutting operation is performed, the upper knife edge 2022 is engaged with the lower knife edge 1025, so that the end A601 and the end B602 can be cut.

In order to realize the tightening function of the binding clip, as shown in fig. 1, fig. 2 and fig. 3, a ratchet wheel 3 is installed on the outer side of the first clip cheek 103, the ratchet wheel 3 comprises a wheel disc 301, a shaft 303 and a wire winding end 305, the shaft 303 is fixed with the wheel disc 301, the wire winding end 305 is respectively arranged at two ends of the shaft 303, and a clamping groove 306 is arranged at the wire winding end 305; a pawl 302 is mounted on the second caliper body 2, and the pawl 302 is matched with the ratchet wheel 3. The ratchet wheel 301 is matched with the pawls 302 to realize unidirectional rotation of the wheel disc 301.

To facilitate the rotation of the driving wheel 301, as shown in fig. 3, the shaft 305 passes through the first through hole 1031 of the first jaw 103 and the second through hole 2031 of the second jaw 203, respectively, to assemble the first jaw 1, the second jaw 2, and the ratchet 3 together. The shaft 305 serves as an assembly shaft for the first and

second cheeks

103 and 203, and the first and

second cheeks

103 and 203 both rotate around the shaft 305.

In the binding operation, the binding preparation member is sleeved outside the hose, and the groove 1023 on the jackscrew platform 1022 on the first plier mouth 102 is pushed against the wire from the inner side of the bent part 603. Then, the terminal a601 and the terminal B602 are respectively placed in the filament placing grooves 1024 on both sides of the jackscrew table 1022, and the terminal a601 and the terminal B602 are placed in the clamping groove 306 of the filament winding end 305. The first clamp handle 101 and the second clamp handle 201 which are opened under the action of the elastic force of the spring 5 are closed and then loosened, the wheel disc 301 is pushed by the pawl 302 on the second clamp handle 201 to rotate unidirectionally through constantly opening and closing the first clamp handle 101 and the second clamp handle 201, the wire winding end 305 fixed with the wheel disc 301 rotates synchronously, the iron wire is contracted outwards, and meanwhile, the wire ejecting table 1022 is tightly abutted against the inner side of the bending part, so that the tightening effect is achieved. After tightening to a suitable extent, the ends a601, B602 are folded outwardly with the strapping pliers. And finally, completely closing the first clamp handle 101 and the second clamp handle 201, so that the upper knife edge 2022 and the lower knife edge 1025 are occluded to pinch off the iron wires, and removing redundant end heads.

The operation flow of tightening and binding the hoop is smooth and fast, and is finished at one time. The three actions of tightening, folding and cutting are integrated, the hoop binding operation process is simplified, the operation time is saved, the work efficiency is effectively enhanced, and the work time is saved.

In a preferred embodiment of the present invention, a guide post 1021 is disposed in the wire placing groove 1024 of the first jaw 102, and the guide post 1021 is located between the notch 1026 and the first jaw 103. The guide column 1021 is used for limiting the head A601 and the head B602 in the thread placing groove 1024, so that the heads are located between the upper blade 2022 and the lower blade 1025 during cutting operation, and the heads are conveniently cut.

In a preferred embodiment of the present invention, a position-limiting lever 4 is mounted on the first caliper handle 101 near the first caliper cheek 103, and a position-limiting block 401 is disposed on the position-limiting lever 4. The limiting deflector rod 4 is installed on the first forceps handle 101 through the installation hole A, and through the arrangement of the limiting block 401, when collection operation is performed, the limiting block 401 is deflected between the first forceps handle 101 and the second forceps handle 201, the closing angles of the first forceps mouth 102 and the second forceps mouth 202 are limited, and end heads are prevented from being cut off during collection operation. When the scissors are required to be cut off, the upper knife edge 2022 and the lower knife edge 1025 can be completely occluded by pulling the scissors away.

In a preferred embodiment of the present invention, the shaft 303 is provided with a positioning groove 304 for cooperating with the circlip. The first clamp body 1, the second clamp body 2 and the ratchet wheel 3 are convenient to assemble.

In a preferred embodiment of the present invention, a mounting platform 2011 is arranged at the joint of the second caliper handle 201 and the second caliper cheek 203, the ratchet 302 is mounted on the mounting platform 2011 through a mounting hole B2012, and the thickness of the mounting platform 2011 is equal to the sum of the thicknesses of the first caliper cheek 103 and the second caliper cheek 203.

In a preferred embodiment of the present invention, the thickness of the wheel disc 301 includes the boss 307, and the boss 307 is configured to reduce the contact area between the wheel disc 301 and the first cheek 103, reduce the frictional resistance, and reduce the wear. The thicknesses of the first pincer cheek 103, the second pincer cheek 203 and the wheel disc 301 are equal, the thicknesses of the first pincer cheek 103, the second pincer cheek 203 and the wheel disc 301 are equal and are one third of the thickness of a pincer mouth, the wheel disc 301 is prevented from protruding outwards, and the end head and the wheel disc 301 are prevented from colliding.

To ensure that the wire is tightened, the terminals a601 and B602 are located in the wire placing groove 1024, and as a preferred embodiment of the present invention, the rotation direction of the ratchet 3 is counterclockwise.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a take and cut off binding clip pincers of function, includes first pincers body (1), second pincers body (2), first pincers body (1) includes first pincers mouth (102), first pincers cheek (103), second pincers body (2) include second pincers mouth (202), second pincers cheek (203), first pincers body (1) and second pincers body (2) are connected its characterized in that through pincers cheek are articulated:

the middle of the first plier mouth (102) is provided with a jackscrew platform (1022), two sides of the jackscrew platform (1022) are provided with screw placing grooves (1024), the top end of the jackscrew platform (1022) is provided with a groove (1023), the jackscrew platform (1022) is provided with a notch (1026), the bottom of the notch (1026) is provided with a lower knife edge (1025), two ends of the lower knife edge (1025) extend to two surfaces of the first plier mouth (102), and the knife edge of the lower knife edge (1025) is parallel to the assembly axis of the first plier body (1) and the second plier body (2);

a cutter platform (2021) is arranged on the second clamp mouth (202), an upper cutter point (2022) is arranged on the cutter platform (2021), and the blade of the upper cutter point (2022) is parallel to the assembly axes of the first clamp body (1) and the second clamp body (2);

a ratchet wheel (3) is installed on the outer side of the first cheek (103), the ratchet wheel (3) comprises a wheel disc (301), a shaft (303) and a wire winding end (305), the shaft (303) is fixed with the wheel disc (301), the wire winding end (305) is respectively arranged at two ends of the shaft (303), and a clamping groove (306) is formed in the wire winding end (305);

the shaft (303) passes through a first through hole (1031) of the first jaw (103) and a second through hole (2031) of the second jaw (203) respectively, and the first jaw body (1), the second jaw body (2) and the ratchet wheel (3) are assembled together;

and a pawl (302) is arranged on the second clamp body (2), and the pawl (302) is matched with the ratchet wheel (3).

2. The band clamp with the cutting function according to claim 1, characterized in that: a guide column (1021) is arranged in a wire placing groove (1024) of the first pincer mouth (102), and the guide column (1021) is located between the notch (1026) and the first pincer cheek (103).

3. The band clamp with the cutting function according to claim 1, characterized in that: a limiting shifting lever (4) is arranged on a first caliper handle (101) of the first caliper body (1) and close to the first caliper cheek (103), and a limiting block (401) is arranged on the limiting shifting lever (4).

4. The band clamp with the cutting function according to claim 1, characterized in that: and a positioning groove (304) matched with the split retainer ring is arranged on the shaft (303).

5. The band clamp with the cutting function according to claim 1, characterized in that: an installation platform (2011) is arranged at the joint of a second clamp handle (201) and a second clamp cheek (203) of the second clamp body (2), and the thickness of the installation platform (2011) is equal to the sum of the thicknesses of the first clamp cheek (103) and the second clamp cheek (203).

6. The band clamp with the cutting function according to claim 5, characterized in that: the thickness of the wheel disc (301) comprises a boss (307), and the thicknesses of the first jaw cheek (103), the second jaw cheek (203) and the wheel disc (301) are equal.

7. The band clamp with the cutting function according to claim 1, characterized in that: the rotation direction of the ratchet wheel (3) is anticlockwise.